Taylor Swift arrives at the One Direction after party in New York City on December 4, 2012. (SplashNews)

Harry Styles and Taylor Swift leave her hotel separately in New York City, New York on December 4, 2012 after Harry spent the night with her. Taylor left a Kennedy gala where she was being honored by her ex Conor’s family to enjoy a karaoke date with Harry the night before! (SplashNews, FameFlynet)

Harry andTaylor took a walk around Central Park in New York City on December 2, 2012. The pair seemed to be getting a little cozy before meeting up with friends and watching the seals play. (FameFlynet)

Taylor Swift hit Jake Gyllenhaal and John Mayer hard with “We Are Never Ever Getting Back Together”:

“Then you come around again and say
“Baby, I miss you and I swear I’m gonna change, trust me.”
Remember how that lasted for a day?
I say, “I hate you,” we break up, you call me, “I love you.” (FameFlynet)

Nick Jonas took a swipe ex Miley Cyrus with “Wedding Bells”:

“She says, can you keep a secret
A ceremony set for June
I know it’s a rush but I just love him so much
I hope that you can meet him soon…

No, I dont wanna love
If it’s not you
I dont wanna hear the wedding bells prove
That we can’t try
One last time
But I dont wanna hear the wedding bells chime!” (FameFlynet)

“And I’ll admit, I had fell in love with Kim
Around the same time she had fell in love with him
Well that’s cool, baby girl, do ya thang
Lucky I ain’t had Jay drop him from the team” (FameFlynet)

Drake called Chris Brown in “Enough Said,” referencing the number of sales Chris reached for ‘Fortune’:

"Selling under 150, you ni—s gotta be kidding, is this even a discussion?" (FameFlynet)

Justin Bieber hit Mariah Yeater hard in “Maria”:

"She won't leave me, leave me alone
This girl she wouldn't stop, almost had to call the cops
She was scheming, ooh, she was wrong." (FameFlynet, SplashNews)

As Taylor and Harry’s string of dates prove, this relationship is getting hot and heavy! From hotel sleepovers to concert after partys to day dates at Central Park Zoo, take a look at our gallery of their hottest dates so far!